第4题: [单项选择]属于main( )方法的返回类型是【 】 A. public B. static C. void D. main 参考答案:C 答案解析:本题考查main()方法的概念。main方法的返回类型是void,Java解释程序不希望从main方法那里得到返回值。Java解释程序会生成一个退出状态,该退出状态用于解释程序的调用环境,以表明是否成
第7题: [单项选择]Vincent solved his problem by_________. A. going directly to the boss. B. talking to his parents. C. asking his mother to speak to his boss. D. telling his boss’’s mother about it. 参考答案:D 答案解析:W: I see that Vincent is smiling again.
M: Yes, he decided to speak to his boss’’s mother about his
第18题: [单项选择]施拉姆双向传播模式,增加了( ) A. 符号 B. 反馈 C. 信息 D. 受众 参考答案:B 答案解析:[解析] 美国传播学者威尔伯·施拉姆用双向传播模式将传播过程描述为一种有反馈的信息交流过程。这一传播模式强调传播双向都是传播的主体,在传播的过程中,传受双向的角色并不是固定不变的,一个人在发出信息时是